Service difficulty report · Warning System · Boeing 747230B

Difficulty date
January 6, 2006
Submitted
January 20, 2006
Operation
Air carrier
Aircraft
N509MC
Make and model
Boeing 747230B
Aircraft serial
21221
Aircraft time
115,185 hours, 21,929 cycles
Part
Warning System
Condition
Activated
Location
Cockpit
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FLIGHT CREW REPORTED AFTER T/O, GEAR AND FLAPS UP, GOT T/O WARNING HORN THAT COULD NOT BE SILENCED. WARNING HORN C/B ON P-6 PULLED TO SILENCE. INDICATION WERE LEFT WING TILT LIGHT ON IN ALT. RIGHT HAND BODY GEAR TILT LIGHT ON IN ALT. LOW SPEED BRAKE RELEASE AND TOUCHDOWN PROTECTION LIGHTS ON TOUCHDOWN PROTECTION OFF LIGHTS ON. TD PROTECTION OFF LIGHT GOES OUT IF PRI GND TEST SWITCH IS SELECTED. DEFERRED PER MEL 32-13.